Address your Lone Pine (or any other pro) monitors over Bluetooth
With their release of the MV-BT input module, Kali Audio's Lone Pine range of nearfield monitors can now be addressed over Bluetooth. But it's also ideal for any other pro monitors too.
Klangfreund's Multimeter is quite literally a Swiss multi-purpose tool when it comes to metering, and is available in AU, AAX, VST and stand-alone formats.
I have a Roland RC‑30 looper pedal, but I want to be able to use a single microphone, set up so that I can use a foot pedal to switch the mic from the PA to the looper...